Anatomy Old Quiz Questions

Question 1

A 5 year old fatigues easily. Echo shows shunting from aorta to pulmonary artery. Structure involved?

Answer 1

Ductus arteriosis

Question 2

1 month old FTT. Heart murmur. Echo show L to R shunt to the muscular interventricular septum. Abnormality?

Answer 2

Septum primum

Question 3

Which of the following shunts blood from R to L atrium

Answer 3

Foramen ovale

Question 4

Pulmonary arteries carry

Answer 4

Deoxygenated blood to the lungs

Question 5

The left AV valve is called

Answer 5

Mitral valve

Question 6

Pectinate muscle found primarily in

Answer 6

R atrium

Question 7

Outermost layer of heart wall called

Answer 7

Epicardium

Question 8

Which of the following venous structures does NOT drain directly into the R atrium

Answer 8

Azygos vein

Question 9

Which part of the rib articulates with the bodies of the vertebrae?

Answer 9

The head

Question 10

Heart and lungs receive symp innervation via

Answer 10

Postganglionic sympathetic pathway

Question 11

Primary muscle of respiration?

Answer 11

Diaphrahm

Question 12

Elevates ribs during inspiration?

Answer 12

Serratus posterior superior

Question 13

“True” ribs include

Answer 13

Ribs 1 and 2

Question 14

Given forelimb of a bear and a human that are comparably sized with muscles which will be able to produce greater force during flexion of the biceps

Answer 14

Bear.

Long effort arm, short load arm produces greater relative force

Question 15

When thinking of the lever system that involves flexion of the small gluteal muscles, the distance from the center of mass to the center of the femoral head may be referred to as:

Answer 15

Load arm

Question 16

Which lever system is most abundant?

Answer 16

Third class lever

Question 17

A baby missing the entire upper R limb is developed. Explain this?

Answer 17

The apical epidermal ridge did not develop on the right side

Question 18

A baby is born with left hand missing 4th and 5th didits and 2nd and 3rd fused.

Answer 18

Syndactyly

Question 19

The inner, gelatinous region of intervertebral disc

Answer 19

Nucleus pulposus

Question 20

Transverse foramina are found in

Answer 20

Cervical vertebrae

Question 21

Occipital condyles articulate with

Answer 21

Atlas

Question 22

Radius articulates with

Answer 22

Capitulum of the humerus

Question 23

Flexor muscles of the forearm arise from

Answer 23

The medial epicondyle of the humerus

Question 24

Hypaxial describes

Answer 24

Muscles that move the limbs

Question 25

Semispinalis capitis

Answer 25

Is innervated by cervical and upper thoracic posterior rami | -think about it posterior rami go to epaxial back muscles

Question 26

Which of the following is correct pertaining to the vertebral artery?

Answer 26

All of the above - transverses transverse foramina of the cervical vertebrae - if partially occluded, at least one other blood source for brain - traverses suboccipital triangle

Question 27

The trapezius can perform all of following EXCEPT

Answer 27

Protract the scapula

Question 28

Which of the following muscle is not innervated by ventral rami of spinal nerves but still considered hypaxial?

Answer 28

Trapezius

Question 29

Which of the following is hypaxial in origin

Answer 29

Serratus posterior inferior

Question 30

True regarding epaxial muscles

Answer 30

They include erector spinae and transversospinalis muscles

Question 31

Brachial plexus is comprised of spinal nerve roots _____ and functions to provide ______ to components of upper limb

Answer 31

C5-T1/sensory and motor innervation

Question 32

The _____ artery is most closely associated with the cords of the brachial plexus

Answer 32

Axillary

Question 33

The brachial plexus is made up of the ______ rami branches of spinal nerves

Answer 33

Ventral - think ventral is movement - dorsal (back) is sensory

Question 34

Spinal nerve roots C8 and T1 form the ______ of the brachial plexus

Answer 34

Inferior (lower) trunk | -think only goes to T1 so has to be lowest possible choice

Question 35

Which of the following named nerves branches directly from the C5 spinal nerve root?

Answer 35

Dorsal scapular nerve | -only option that is plain spacular

Question 36

Which of the following terminal branches of the brachial plexus is composed of both axons from medial and lateral cords?

Answer 36

Median | -meet in the middle

Question 37

The lateral antebrachial cutaneous nerve arises from

Answer 37

The musculocutaneous nerve

Question 38

In the image below, what named nerve is indicated by letter A -long ass nerve off first part of roots

Answer 38

Long ass thoracic nerve

Question 39

In image what is B | -very last part of image of terminal branches, comes off the top

Answer 39

Lateral pectoral nerve

Question 40

The superficial layer of the urogenital triangle contains three muscles. Exception

Answer 40

Puborectalis

Question 41

Which two muscles are known collectively as the urogenital diaphragm

Answer 41

Ischiocavernosus | Bulbospongiosus

Question 42

Which of the following nerve branches provides sensation to the back of the head?

Answer 42

Greater occipital

Question 43

This nerve is responsible for supplying somatomotor innervation to the muscle of facial expression

Answer 43

Facial

Question 44

This nerve carries presynaptic/postganglionic parasymp fibers tot he ciliary ganglion

Answer 44

Facial

Question 45

Four muscles of mastication exception:

Answer 45

Buccinator

Question 46

The passageway for the maxillary nerve (V2) is the

Answer 46

Foramen rotundum

Question 47

What laryngeal muscle functions to open the rima glottidis?

Answer 47

Posterior crico-arytenoid

Question 48

The vocalis muscle is the medial portion of which laryngeal muscle

Answer 48

Thyro-arytenoid

Question 49

Which of the following muscles medially rotates an extended thigh at the hip?

Answer 49

Gluteus minimus

Question 50

A true hamstring does which of the following

Answer 50

Extends thigh at hip and flexes at the knee