Appendicular Skeleton

Question 1

What do the pectoral girdles consist of and what do they articulate with?

Answer 1

clavicle with manubrium and scapula with clavicle

Question 2

What is the acromion?

Answer 2

flattened, expanded process of the lateral end of the spine of the scapula (ridge diagonally across the posterior surface); forms the arcomioclavicular joint with clavicle

Question 3

30 Bones of the upper limb

Answer 3

humerus, ulna and radius, 8 carpals, 5 metacarpals, and 14 phalanges

Question 4

Greater tubercle of the humerus

Answer 4

lateral projection distal to the anatomical neck of the humerus

Question 5

Lesser tubercle

Answer 5

anterior projection distal to the anatomical neck of the humerus

Question 6

Deltoid tuberosity

Answer 6

attachment point for tendons of the deltoid muscle to the humerus

Question 7

Trochlea

Answer 7

surface on humerus that articulates with ulna

Question 8

Coronoid fossa

Answer 8

depression on humerus that receives the coronoid process of ulna when forearm is flexed

Question 9

Olecranon fossa

Answer 9

depression on the humerus that receives the olecranon of the ulna when the forearm is extended

Question 10

Medial and lateral epicondyle of the humerus

Answer 10

projections on the humerus to which most tendons of the forearm attach

Question 11

T/F The radius is longer than that ulna

Answer 11

False

Question 12

What forms the elbow join?

Answer 12

the radius articulates with the capitulum of the humerus and the trochlear notch of the ulna articulates with the trochlea of the humerus

Question 13

List the carpals

Answer 13

scaphoid, lunate, triquetrum, pisiform, trapezium, trapezoid, capitate, hamate

Question 14

Which is the largest carpal bone?

Answer 14

capitate

Question 15

Mnemonic for carpal bones

Answer 15

stop, letting, those, people, touch, the cadaver’s, hand; lateral to medial

Question 16

How many phalanx do each digit have?

Answer 16

thumb-2, II-V- 3

Question 17

What forms the bony pelvis?

Answer 17

hip bones, pubic symphysis, sacrum, and coccyx

Question 18

What is the pelvic girdle composed of?

Answer 18

2 hip bones (coxal) or pelvic bones (os coxa)

Question 19

What is the pubic symphysis?

Answer 19

joint where the hip bones unite, consists of a disc of fibrocartilage

Question 20

What is the acetabulum?

Answer 20

deep fossa formed by the ilium, ischium, and pubis, socket for the head of the femur

Question 21

Ischial tuberosity

Answer 21

prominent tuberosity of ischium, hurts when you sit on hard surface too long

Question 22

Pectineal line

Answer 22

on pubis, joins with the arcuate line of the ilium,

Question 23

What is the pelvic brim?

Answer 23

divides the bony pelvis into superior and inferior portions, forms the inlet into the pelvic cavity from the abdomen

Question 24

What organs does the false pelvis contain?

Answer 24

superior portion of bladder, lower intestines, uterus, ovaries, and fallopian tubes

Question 25

What body structures does the true pelvis contain?

Answer 25

rectum, bladder, vagina, cervix, prostate

Question 26

Pelvic inlet

Answer 26

superior opening of the true pelvis bordered by the pelvic brim

Question 27

Pelvic outlet

Answer 27

inferior opening of the true pelvis, covered by the muscle at the floor of the pelvis

Question 28

What is the pelvic axis?

Answer 28

route da baby takes through the pelvis; imaginary line that curves through the true pelvis from the center point of the plane of the pelvic inlet to the central point of the plane of the pelvic outlet

Question 29

Difference between male and female pelvises

Answer 29

female is wider and shallower

Question 30

30 Bones in the lower limb

Answer 30

femur, patella, tibia, fibula, 7 tarsals, 5 metatarsals, 14 phalanges

Question 31

What are the greater and lesser trochanters?

Answer 31

projections form the junction of the neck of the femur and the shaft, attachment point for tendons of thigh and butt

Question 32

Linea aspera

Answer 32

vertical ridge on femur, attachment point for thigh muscles

Question 33

What structures on the distal end of the femur articulate with the tibia?

Answer 33

medial and lateral condyles

Question 34

Intercondylar fossa

Answer 34

depression between medial and lateral condyles of the femur

Question 35

What forms the knee joint?

Answer 35

medial and lateral condyles of the femur and tibia

Question 36

Which structures on the tibia and fibula articulates with the talus bone?

Answer 36

medial malleolus of tibia and lateral malleolus of fibula

Question 37

What structures does the patella articulate with?

Answer 37

lateral and medial condyles of the femur

Question 38

List the tarsal bones

Answer 38

talus, calcaneus, navicular, 1st 2nd and 3rd cuneiform, cuboid

Question 39

Mnemonic for tarsals

Answer 39

tall, centers, never, take, shots, from, corners

Question 40

How many phalanges does the big toe have?

Answer 40

2 large, heavy ones

Question 41

3 Functions of the foot arch

Answer 41

enable foot to support body weight, provide an ideal distribution of body weight over soft and hard tissues, and provide leverage while walking

Question 42

Which bones from the transverse arch?

Answer 42

navicular, 3 cuneiform, and the bases of the 4 metatarsals

Question 43

Longitudinal arch

Answer 43

arch from the anterior to posterior part of the foot