Which of the following statements about platelets is INCORRECT?

Which of the following statements about platelets is INCORRECT? - Platelets are essential for clotting process. - Platelets are fragments of a larger...

Which of the following is NOT a characteristic of blood?

Which of the following is NOT a characteristic of blood? - Its temperature is slightly higher than the body's temperature. - Blood is thicker than...

Which of the following is a protective function of blood?

Which of the following is a protective function of blood? - Preventing infection - Maintaining normal pH in the body - Delivering oxygen from the...

Which leukocyte contains histamine in its granules?

Which leukocyte contains histamine in its granules? - Monocytes - Basophils - Neutrophils - Eosinophils - Lymphocytes Answer: Basophi...

When red blood cells transport respiratory gases

When red blood cells transport respiratory gases - both oxygen and carbon dioxide combine to the globin portion. - carbon dioxide binds to the heme...

The terms biconcave and anucleated apply to

The terms biconcave and anucleated apply to - white blood cells. - leukocytes. - thrombocytes. - red blood cells. - platelets. Answer: red blood...

The most numerous leukocyte is the

The most numerous leukocyte is the - monocyte. - neutrophil. - basophil. - lymphocyte. - eosinophil. Answer: neutrophi...

The final step in clot formation is

The final step in clot formation is - fibrinogen ? fibrin. - formation of prothrombin activator. - platelet plug formation. - prothrombin ? thrombin. -...

Renal dialysis patients usually suffer from anemia because

Renal dialysis patients usually suffer from anemia because - a large number of RBCs are lost with urine. - the life span of RBCs is shorter in kidney...

Pernicious anemia may result from

Pernicious anemia may result from - rupture of red blood cells due to parasites. - abnormal production of hemoglobin due to genetic defect. - the...

Mature red blood cells in the circulating blood are filled with

Mature red blood cells in the circulating blood are filled with - lysosomes. - hemoglobin molecules. - nuclei and all other cellular organelles. -...

Granulocytes do NOT include

Granulocytes do NOT include - basophils. - neutrophils. - PMN. - monocytes. - eosinophils. Answer: monocyte...

During the life cycle of red blood cells,

During the life cycle of red blood cells, - the globin portion of hemoglobin is degraded to bilirubin by the liver. - RBCs are unable to synthesize...

Diapedesis refers to

Diapedesis refers to - the type of movement erythrocytes use in the tissue spaces. - the escape of leukocytes from blood vessels into tissue spaces. -...

Blood group O

Blood group O - has the AB antigens on its plasma membrane. - is a universal donor because they can give blood to all other groups. - does NOT have...

A major plasma protein that maintains the blood osmotic pressure is

A major plasma protein that maintains the blood osmotic pressure is - globulin. - fibrin. - fibrinogen. - angiotensinogen. - albumin. Answer:...

A healthy adult male individual contains about ___ liters of blood.

A healthy adult male individual contains about ___ liters of blood. - 1-2 - 5-6 - 7-8 - 2-3 - 3-4 Answer: 5...

Which of the following is not a factor that contributes to keeping the articular surfaces of diarthroses in contact?

Which of the following is not a factor that contributes to keeping the articular surfaces of diarthroses in contact? A) structure and shape of the...

Which of the following is not a part of the synovial joint?

Which of the following is not a part of the synovial joint? A) joint cavity B) tendon sheath C) articular cartilage D) articular capsule Answer:...

Tendon sheaths ________.

Tendon sheaths ________. A) act as friction-reducing structures B) are lined with dense irregular connective tissue C) form channels for tendons D)...

Saddle joints have concave and convex surfaces. Name the two bones of the hand that articulate to form a saddle joint.

Saddle joints have concave and convex surfaces. Name the two bones of the hand that articulate to form a saddle joint. A) The scaphoid of the index...

Which of the following statements best describes angular movements?

Which of the following statements best describes angular movements? A) They allow movement only in one plane. B) They allow movement in several planes. C)...

An example of an intraosseous fibrous joint is ________.

An example of an intraosseous fibrous joint is ________. A) the clavicle and the scapula at the distal ends B) the radius and ulna along its length C)...

Which of the following is a correct statement about development of joints?

Which of the following is a correct statement about development of joints? A) Joints develop in parallel with bones. B) By the end of the fourth...

Extracapsular ligaments stabilizing the knee include ________.

Extracapsular ligaments stabilizing the knee include ________. A) the patellar ligament extending from femur to patella B) lateral and medial collateral...

Presence of a synovial cavity, articular cartilage, synovial membrane, and ligaments are characteristics of what type of joint?

Presence of a synovial cavity, articular cartilage, synovial membrane, and ligaments are characteristics of what type of joint? A) suture B) synchondrosis C)...

Multiaxial joints of the body include ________.

Multiaxial joints of the body include ________. A) the knee and elbow B) the ankle and wrist C) the hip and shoulder D) intercarpal and intertarsal...

Which of the following is a true statement?

Which of the following is a true statement? A) The head of the humerus articulates with the acromion process. B) The greater tubercle of the humerus...

Pointing the toes is an example of ________.

Pointing the toes is an example of ________. A) circumduction B) plantar flexion C) pronation D) protraction Answer: ...

What can cause gouty arthritis?

What can cause gouty arthritis? A) excessive blood levels of uric acid deposited as crystals in the soft tissue joints B) a disorder in the body's...

Which of the following conditions is generally considered a noninflammatory type of arthritis?

Which of the following conditions is generally considered a noninflammatory type of arthritis? A) bursitis B) tendonitis C) osteoarthritis D) rheumatoid...

Football players often sustain lateral blows to the extended knee. Which of the ligaments is (are) damaged as a result?

Football players often sustain lateral blows to the extended knee. Which of the ligaments is (are) damaged as a result? A) oblique popliteal and extracapsular...

Which ligament of the knee initiates the knee-jerk reflex when tapped?

Which ligament of the knee initiates the knee-jerk reflex when tapped? A) the patellar ligament B) the medial patellar retinacula C) the lateral patellar...

Which ligament holds the radius to the ulna at the proximal end?

Which ligament holds the radius to the ulna at the proximal end? A) anular B) ulnar collateral C) radial collateral D) iliofemoral Answer:...

Compared to the shoulder, displacements of the hip joints are ________.

Compared to the shoulder, displacements of the hip joints are ________. A) common due to the weight bearing the hip endures B) rare because of the...

Movement allowed in a pivot joint is known as ________.

Movement allowed in a pivot joint is known as ________. A) biaxial movement B) flexion C) uniaxial rotation D) extension Answer: ...

The hip joint is a good example of a(n) ________ synovial joint.

The hip joint is a good example of a(n) ________ synovial joint. A) nonaxial B) uniaxial C) biaxial D) multiaxial Answer: ...

The terms inversion and eversion pertain only to the ________.

The terms inversion and eversion pertain only to the ________. A) hands B) feet C) arms D) hands and the feet Answer: ...

What is moving a limb away from the median plane of the body along the frontal plane called?

What is moving a limb away from the median plane of the body along the frontal plane called? A) abduction B) adduction C) inversion D) dorsiflexion Answer:...

Which of the following is a true statement regarding gliding movements?

Which of the following is a true statement regarding gliding movements? A) Gliding movements occur at the intercarpal and intertarsal joints. B)...

What are menisci?

What are menisci? A) cavities lined with cartilage B) small sacs containing synovial fluid C) semilunar cartilage pads D) tendon sheaths Answer:...

Which of the following statements defines synchondroses?

Which of the following statements defines synchondroses? A) amphiarthrotic joints designed for strength and flexibility B) interphalangeal joints C)...

Synovial fluid is present in joint cavities of freely movable joints. Which of the following statements is true about this fluid?

Synovial fluid is present in joint cavities of freely movable joints. Which of the following statements is true about this fluid? A) It contains...

In symphysis joints the articular surfaces of the bones are covered with ________.

In symphysis joints the articular surfaces of the bones are covered with ________. A) hyaline cartilage B) synovial membranes C) fibrocartilage D)...

Fibrous joints are classified as ________.

Fibrous joints are classified as ________. A) pivot, hinge, and ball and socket B) symphysis, sacroiliac, and articular C) hinge, saddle, and ellipsoidal D)...

Synarthrotic joints ________.

Synarthrotic joints ________. A) are found at the junction of the epiphysis and diaphysis of growing bone B) are cartilaginous joints C) permit essentially...

In the classification of joints, which of the following is true?

In the classification of joints, which of the following is true? A) Immovable joints are called amphiarthroses. B) All synovial joints are freely...

Bending your head back until it hurts is an example of ________.

Bending your head back until it hurts is an example of ________. A) flexion B) extension C) hyperextension D) circumduction Answer: ...

The ligaments that protect the alignment of the femoral and tibial condyles and limit the movement of the femur anteriorly and posteriorly are called ________.

The ligaments that protect the alignment of the femoral and tibial condyles and limit the movement of the femur anteriorly and posteriorly are called...

The gliding motion of the wrist is accomplished because of the ________ joint.

The gliding motion of the wrist is accomplished because of the ________ joint. A) hinge B) plane C) pivot D) condyloid Answer: ...

________ are cartilaginous joints.

________ are cartilaginous joints. A) Syndesmoses B) Sutures C) Synchondroses D) Gomphoses Answer: ...

Articulations permitting only slight degrees of movement are ________.

Articulations permitting only slight degrees of movement are ________. A) amphiarthroses B) synarthroses C) diarthroses D) synovial joints Answer:...

Connective tissue sacs lined with synovial membranes that act as cushions in places where friction develops are called ________.

Connective tissue sacs lined with synovial membranes that act as cushions in places where friction develops are called ________. A) menisci B) bursae C)...

On the basis of structural classification, which joint is fibrous connective tissue?

On the basis of structural classification, which joint is fibrous connective tissue? A) symphysis B) synchondrosis C) pivot D) syndesmosis Answer:...

A joint united by dense fibrocartilaginous tissue that usually permits a slight degree of movement is a ________.

A joint united by dense fibrocartilaginous tissue that usually permits a slight degree of movement is a ________. A) suture B) syndesmosis C) symphysis D)...

Articular cartilage found at the ends of the long bones serves to ________.

Articular cartilage found at the ends of the long bones serves to ________. A) attach tendons B) produce red blood cells (hemopoiesis) C) provide...

The cruciate ligaments of the knee ________.

The cruciate ligaments of the knee ________. A) tend to run parallel to one another B) are also called collateral ligaments C) prevent hyperextension...

A fibrous joint that is a peg-in-socket is called a ________ joint.

A fibrous joint that is a peg-in-socket is called a ________ joint. A) syndesmosis B) suture C) synchondrosis D) gomphosis Answer: ...

Which of the following muscles does not act in plantar flexion?

Which of the following muscles does not act in plantar flexion? A) popliteus B) tibialis posterior C) flexor digitorum longus D) gastrocnemius and...

Paralysis of which of the following would make an individual unable to flex the knee?

Paralysis of which of the following would make an individual unable to flex the knee? A) hamstring muscles B) gluteal muscles C) brachioradialis D)...

Which of the following muscles serves as a common intramuscular injection site, particularly in infants?

Which of the following muscles serves as a common intramuscular injection site, particularly in infants? A) the vastus intermedius B) the vastus...

Which of the following muscles is involved in inversion at the ankle joint?

Which of the following muscles is involved in inversion at the ankle joint? A) tibialis anterior B) extensor digitorum longus C) peroneus tertius D)...

Which of the following muscles is a flexor of the thigh?

Which of the following muscles is a flexor of the thigh? A) tibialis posterior B) vastus lateralis C) adductor magnus D) gluteus maximus Answer:...

Which of the following muscles is involved in abduction?

Which of the following muscles is involved in abduction? A) deltoid B) subscapularis C) teres major D) latissimus dorsi Answer: ...

Adductor magnus, adductor longus, and adductor brevis are parts of a large muscle mass of the ________.

Adductor magnus, adductor longus, and adductor brevis are parts of a large muscle mass of the ________. A) lateral rotators B) anterior compartment...

What do geniohyoid, hyoglossus, and stylohyoid have in common?

What do geniohyoid, hyoglossus, and stylohyoid have in common? A) All names reflect direction of muscle fibers. B) Each acts synergistically to elevate...

First-class levers ________.

First-class levers ________. A) have load at one end of the lever, fulcrum at the other, and effort applied somewhere in the middle B) are typified...

Paralysis of which of the following would make an individual unable to flex the thigh?

Paralysis of which of the following would make an individual unable to flex the thigh? A) biceps B) vastus medialis C) soleus D) iliopsoas and rectus...

To exhale forcibly, one would contract the:

To exhale forcibly, one would contract the: A) diaphragm alone. B) internal intercostals and diaphragm. C) external intercostals and diaphragm. D)...

Tennis players often complain about pain in the arm (forearm) that swings the racquet. What muscle is usually strained under these conditions?

Tennis players often complain about pain in the arm (forearm) that swings the racquet. What muscle is usually strained under these conditions? A)...

The extensor digitorum longus has which type of fascicle arrangement?

The extensor digitorum longus has which type of fascicle arrangement? A) circular B) convergent C) unipennate D) bipennate Answer: ...

In a pennate muscle pattern ________.

In a pennate muscle pattern ________. A) muscles appear to be straplike B) there is a narrow origin diverging to a broad insertion C) there is a broad...

Orbicularis oris ________.

Orbicularis oris ________. A) closes, purses, and protrudes the lips B) pulls the lower lip down and back C) draws the eyebrows together D) allows...

In flexing the forearm at the elbow, the ________.

In flexing the forearm at the elbow, the ________. A) biceps brachii acts as antagonist B) triceps brachii acts as antagonist C) brachioradialis acts...

Which of these is not a way of classifying muscles?

Which of these is not a way of classifying muscles? A) muscle location B) the type of muscle fibers C) the type of action they cause D) muscle shape Answer:...

Which generalization concerning movement by skeletal muscles is not true?

Which generalization concerning movement by skeletal muscles is not true? A) Muscles produce movement by pulling on bones. B) The bones serve as...

Spasms of this straplike muscle often result in wry neck or torticollis.

Spasms of this straplike muscle often result in wry neck or torticollis. A) serratus anterior B) zygomaticus C) platysma D) sternocleidomastoid Answer:...

A nursing infant develops a powerful sucking muscle that adults also use for whistling called the ________.

A nursing infant develops a powerful sucking muscle that adults also use for whistling called the ________. A) platysma B) masseter C) zygomaticus D)...

Which of the following is not a member of the hamstrings?

Which of the following is not a member of the hamstrings? A) gracilis B) semitendinosus C) semimembranosus D) biceps femoris Answer: ...

A muscle located on the dorsal side of the body is the ________.

A muscle located on the dorsal side of the body is the ________. A) pectoralis minor B) rectus femoris C) rectus abdominis D) infraspinatus Answer:...

A muscle group that works with and assists the action of a prime mover is a(n) ________.

A muscle group that works with and assists the action of a prime mover is a(n) ________. A) antagonist B) fixator C) synergist D) protagonist Answer:...

Which of the following does not compress the abdomen?

Which of the following does not compress the abdomen? A) internal oblique B) external oblique C) transversus abdominis D) coccygeus Answer:...

If a lever operates at a mechanical disadvantage, it means that the ________.

If a lever operates at a mechanical disadvantage, it means that the ________. A) load is far from the fulcrum and the effort is applied near the...

Which of the following muscles inserts by the calcaneal tendon?

Which of the following muscles inserts by the calcaneal tendon? A) the semitendinosus B) the sartorius C) the tibialis anterior D) the gastrocnemius Answer:...

Which of the following muscles is involved in crossing one leg over the other while in a sitting position?

Which of the following muscles is involved in crossing one leg over the other while in a sitting position? A) the gastrocnemius B) the sartorius C)...

Which group of muscles flexes and rotates the neck?

Which group of muscles flexes and rotates the neck? A) the scalenes B) the iliocostalis C) the spinalis D) the splenius Answer: ...

A cute, little curly haired child is sitting behind you in church. You turn around for a moment and she sticks her tongue out at you. Which tongue muscle did she use?

A cute, little curly haired child is sitting behind you in church. You turn around for a moment and she sticks her tongue out at you. Which tongue muscle...

To produce horizontal wrinkles in the forehead, which of the following muscles is involved?

To produce horizontal wrinkles in the forehead, which of the following muscles is involved? A) the medial pterygoid B) the zygomaticus major C) the...

The muscles that are found at openings of the body are collectively called ________.

The muscles that are found at openings of the body are collectively called ________. A) convergent muscles B) circular muscles C) parallel muscles D)...

The extensor carpi radialis brevis ________.

The extensor carpi radialis brevis ________. A) extends and abducts the wrist and is short B) extends and adducts the wrist and has a small tendon C)...

The supraspinatus is named for its location on the posterior aspect of the scapula above the spine. What is its action?

The supraspinatus is named for its location on the posterior aspect of the scapula above the spine. What is its action? A) to help hold the head...

The suprahyoid muscles ________.

The suprahyoid muscles ________. A) depress the larynx and hyoid bone if the mandible is fixed B) are a group of muscles that lie superior to the...

The names of muscles often indicate the action of the muscle. When the term levator is part of the descriptive term for a muscle's action, this means that ________.

The names of muscles often indicate the action of the muscle. When the term levator is part of the descriptive term for a muscle's action, this means...

Which of the following statements is true regarding the total number of skeletal muscles in the human body?

Which of the following statements is true regarding the total number of skeletal muscles in the human body? A) There are approximately the same number...

When the term biceps, triceps, or quadriceps forms part of a muscle's name, you can assume that ________.

When the term biceps, triceps, or quadriceps forms part of a muscle's name, you can assume that ________. A) the muscle has two, three, or four origins,...

A muscle that provides the major force for producing a specific movement is called ________.

A muscle that provides the major force for producing a specific movement is called ________. A) a synergist B) an agonist C) an antagonist D) a fixator Answer:...

What primarily determines the power of a muscle?

What primarily determines the power of a muscle? A) the length B) the shape C) the number of neurons innervating it D) the total number of muscle...

With regard to muscle fiber arrangement in a pennate muscle ________.

With regard to muscle fiber arrangement in a pennate muscle ________. A) the fascicles are short and attach obliquely to a central tendon that runs...

What is the major factor controlling the manner in which levers work?

What is the major factor controlling the manner in which levers work? A) the structural characteristics of the muscles of the person using the...

What muscle is responsible for keeping your toes from dragging when walking?

What muscle is responsible for keeping your toes from dragging when walking? A) extensor digitorum B) tibialis anterior C) extensor hallicus longus D)...

Scissors demonstrate which type of lever?

Scissors demonstrate which type of lever? A) a first-class lever B) a second-class lever C) a third-class lever D) a fourth-class lever Answer:...