A&P Dr. Boros ttu exam 1

1. Another word for "ARM" is:

a. axilla

b. femur

c. brachium

d. pollux

C

2. A sagittal plane divides your body into ______ sections:

a. right and left

b. anterior and posterior

c. superior and inferior

d. ventral and dorsal

A

3. The abdomen is ____ to the gluteal region and ____ to the cervical region: a. anterior, superficial

b. inferior, superior

c. posterior, deep

d. ventral, caudal

D

4. Which of the following statements about synovial joints is FALSE?

A. They contain a space

B. They are lined with articular cartilage

C. They are freely moveable moveable

D. They are stronger than immoveable joints

E. They can be tri‐, bi‐ or uni‐axial

D

5. Which joints are considered ball and socket joints?

A. Shoulder

B. Elbow

C. Knee

D. Hip

E. A and D are correct

E

6. Movement of the elbow joint around a horizontal axis produces... A. Medial rotation

B. Flexion

C. Abduction

D. Pronation

E. Elevation

D

7. Movement of the hip joint around a vertical axis produces...

A. Lateral rotation

B. Extension

C. Adduction

D. Supination

E. Opposition

A

8. Rotation of the forearm such that the palm faces UP is...

A. Pronation

B. Flexion

C. Supination

D. Extension

E. Abduction

C

9. What structure(s) provides primary shock absorption at the knee joint? A. Cruciate Ligaments

B. Menisci

C. Collateral Ligaments

D. Patella

E. Bursae

B

10. The stronger the joint, the _____ the joint.

A. More stable

B. More mobile

C. Less stable

D. Less mobile

E. A and D are correct

E

11. The primary component of connective tissue is:

A. Fibroblasts (the cells)

B. Collagen (the support)

C. Gl t i ycoproteins (the gl ) ue

D. Extracellular Matrix

E. None of these

D

12. All of the following are functions of connective tissue EXCEPT:

A. Support

B. Transport

C. Framework

D. Storage

E. Communication

E

13. Tendons are composed of what type of connective tissue?

A. Loose

B. Dense regular

C. Dense irregular

D. Simple squamous

E. Adipose

B

14. The cell type in cartilage that dissolves cartilage matrix is the:

A. Chondoblast

B. Osteocyte

C. Chondroclast

D. Fibroblast

E. Osteoclast

C

15. All of the following are characteristics of cartilage EXCEPT: A. It is solid

B. It is avascular

C. It is surrounded by perichondrium D. It can only grow by addition of layers to the periphery

E. It has a gel‐like consistency or medium

D

16. Which type of cartilage is best suited for shock‐absorption?

A. Hyaline

B. Elastic

C. Fibrocartilage

D. Both A & B

E. A, B & C

C

17. Which type of cell produces new bone?

A. Osteoblast

B. Chondroblast

C. Osteocyte

D. Chondrocyte

E. Osteoclast

A

18. An osteon _________.

A. Is the basic unit of compact bone B. Contains blood vessels

C. Is composed of concentric lamellae (of bone)

D. Contains osteocytes

E. All of the above

E

19. Concerning endochondral ossification...

A. It begins with a cartilage model

B. It is how skull bones develop

C. It continues to occur throughout adulthood

D. It describes how elastic cartilage is replaced by bone

E. All of the above are correct

A

20. Which muscle type is nonstriated, contains a single nucleus and is involuntary (not under conscious control)?

A. Cardiac

B. Skeletal

C. S th moo

D. None of these

E. All of these

C

21. The nerve's action potential is distributed deep into the muscle fiber by the _____.

A. Sarcolemma

B. Sarcomere

C. M fib il Myofibril

D. Transverse tubules

E. Myofilaments

D

22. Calcium is stored in which muscle cell organelle?

A. Sarcolemma

B. Actin

C. M fib il Myofibril

D. Transverse tubule

E. Sarcoplasmic reticulum

E

23. Which connective tissue wrapping surrounds the whole (entire) muscle?

A. Epimysium

B. Perimysium

C. Ed i n omysium

D. Endosteum

E. Perichondrium

A

24. The ______ contains the thick protein filaments.

A. A band

B. I band

C. Z line

D. Sarcolemma

E. Endomysium

A

25. What is the action of the orbicularis oculi?

A. Opens the mouth

B. Opens the eye

C. Closes the mouth

D. Closes the eye

E. Wrinkles the forehead

D

26. The temporalis is a muscle of ______?

A. Facial expression

B. The pharynx

C. The neck

D. Mastication

E. The eye

D

27. The most superficial abdominal muscle of the group listed below is the ______?

A. Transversus abdominis

B. Diaphragm

C. It l n ernal oblique

D. External oblique

D

28. The abdominal muscle whose fibers run vertically is the ______.

A. Transversus abdominis

B. Diaphragm

C. It l n ernal oblique

D. External oblique

E. Rectus abdominis

E

29. Muscles of the vertebral column ______.

A. Flex

B. Extend

C. M di ll Medially rot t a e

D. Laterally rotate

E. None of these

B

30. As a posterior trunk muscle, the trapezius can do all of the following, EXCEPT ______ the scapula.

A. Depress

B. Elevate

C. Rt t e rac

D. Protract

D

31. Which of the following best describes what the triceps brachii can do?

A. Flexes and extends arm (sh.)

B. Pronates and supinates the arm (sh.)

C. Flexes the arm and forearm ( hs . & elb.)

D. Extends the arm and forearm (sh. & elb.)

E. Flexes and extends the forearm (elb.)

D

32. Anterior forearm muscles that insert on the carpal bones ______.

A. Flex the fingers

B. Extend the fingers

C. Flex the th b um

D. Flex the wrist

E. Extend the wrist

D

33. As posterior thigh muscles, the hamstrings ______.

A. Flex the hip and knee joints

B. Flex the hip and extend the knee joints

C. Et d x en the hip and knee jit o n s D. Extend the hip and flex the knee joints

E. Flex and extend both the knee and hip joints

D

34. Plantar foot muscles ______.

A. Extend the toes

B. Flex the toes

C. D ifl ors ex the ankle (f t) oo

D. Plantarflex the ankle (foot)

E. Rotate the knee

B