Anatomy Exam 1 Practice Questions

The most superficial abdominal muscle of the group listed below is the ______? A. Transversus abdominis B. Diaphragm C. Internal oblique D. External oblique

D. External oblique

The primary component of connective tissue is: A. Fibroblasts (the cells) B. Collagen (the support) C. Glycoproteins (the glue) D. Extracellular Matrix E. None of these

D. Extracellular Matrix

23. Which connective tissue wrapping surrounds the whole (entire) muscle? A. Epimysium B. Perimysium C. Endomysium D. Endosteum E. Perichondrium

A. Epimysium

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. It begins with a cartilage model

Movement of the hip joint around a vertical axis produces... A. Lateral rotation B. Extension C. Adduction D. Supination E. Opposition

A. Lateral rotation

Which type of cell produces new bone? A. Osteoblast B. Chondroblast C. Osteocyte D. Chondrocyte E. Osteoclast

A. Osteoblast

The ______ contains the thick protein filaments. A. A band B. I band C. Z line D. Sarcolemma E. Endomysium

A.A band

Tendons are composed of what type of connective tissue? A. Loose B. Dense regular C. Dense irregular D. Simple squamous E. Adipose

B. Dense regular

Muscles of the vertebral column ______. A. Flex B. Extend C. Medially rotate D. Laterally rotate E. None of these

B. Extend

Plantar foot muscles ______. A. Extend the toes B. Flex the toes C. Dorsiflex the ankle (foot) D. Plantarflex the ankle (foot) E. Rotate the knee

B. Flex the toes

What structure(s) provides primary shock absorption at the knee joint? A. Cruciate Ligaments B. Menisci C. Collateral Ligaments D. Patella E. Bursae

B. Menisci

The cell type in cartilage that dissolves cartilage matrix is the: A. Chondoblast B. Osteocyte C. Chondroclast D. Fibroblast E. Osteoclast

C. Chondroclast

Which type of cartilage is best suited for shock‐absorption? A. Hyaline B. Elastic C. Fibrocartilage D. Both A & BE. A, B & C

C. Fibrocartilage

Which muscle type is nonstriated, contains a single nucleus and is involuntary (not under conscious control)? A. Cardiac B. Skeletal C. Smooth D. None of these E. All of these

C. Smooth

Rotation of the forearm such that the palm faces UP is... A. Pronation B. Flexion C. Supination D. Extension E. Abduction

C. Supination

Another word for the "Arm" is A. axilla B. femur C. brachium D. pollux

C. brachium

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. Closes the eye

As posterior thigh muscles, the hamstrings ______. A. Flex the hip and knee joints B. Flex the hip and extend the knee joints C. Extend the hip and knee joints D. Extend the hip and flex the knee joints E. Flex and extend both the knee and hip joints

D. Extend the hip and flex the knee joints

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

Anterior forearm muscles that insert on the carpal bones ______. A. Flex the fingers B. Extend the fingers C. Flex the thumb D. Flex the wrist E. Extend the wrist

D. Flex the wrist

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. It can only grow by addition of layers to the periphery

The temporalis is a muscle of ______? A. Facial expression B. The pharynx C. The neck D. Mastication E. The eye

D. Mastication

Movement of the elbow joint around a horizontal axis produces... A. Medial rotation B. Flexion C. Abduction D. Pronation E. Elevation

D. Pronation

As a posterior trunk muscle, the trapezius can do all of the following, EXCEPT ______ the scapula. A. Depress B. Elevate C. Retract D. Protract

D. Protract

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 D. They are stronger than immoveable joints E. They can be tri‐, bi‐ or uni‐axial

D. They are stronger than immoveable joints

The nerve's action potential is distributed deep into the muscle fiber by the _____. A. Sarcolemma B. Sarcomere C. Myofibril D. Transverse tubules E. Myofilaments

D. Transverse tubules

A sagittal plane divides your body into ______ sections: A. right and left B. anterior and posterior C. superior and inferior D. ventral and dorsal

D. ventral and dorsal

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. ventral, caudal

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. A and D are correct

Which joints are considered ball and socket joints? A. Shoulder B. Elbow C. Knee D. Hip E. A and D are correct

E. A and D are correct

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. All of the above

All of the following are functions of connective tissue EXCEPT: A. Support B. Transport C. Framework D. Storage E. Communication

E. Communication

The abdominal muscle whose fibers run vertically is the ______. A. Transversus abdominis B. Diaphragm C. Internal oblique D. External oblique E. Rectus abdominis

E. Rectus abdominis

22. Calcium is stored in which muscle cell organelle? A. Sarcolemma B. Actin C. Myofibril D. Transverse tubule E. Sarcoplasmic reticulum

E. Sarcoplasmic reticulum