Study Guide Flashcards Preview

Anatomy > Study Guide > Flashcards

Flashcards in Study Guide Deck (40)
Loading flashcards...
1
Q

Short canal or passageway

A

Meatus

2
Q

a depression on a bone surface

A

fossa

3
Q

any of the minute tubes that form a network in bone and contain blood vessels.

A

Haversian canal

4
Q

What is another name for freely movable joints?

A

diathrosis

5
Q

location of a malleolus

A

ankle bone

6
Q

how many phalanges are in each hand?

A

14

7
Q

too much osteoclast and osteoblast activity causing bone deformity. incurable metabolic disease

A

osteitis deformans

8
Q

elderly adults often appear to “grow shorter” with age… what part of the skeletal system is involved in this change?

A

vertebral column, disks flatten in between the vertebrae.

9
Q

broken ends of the bone are jammed into each other

A

impacted fracture

10
Q

one side of the bone is broken and the other is bent; most common in children

A

greenstick fracture

11
Q

the bone has been twisted apart

A

spiral fracture

12
Q

break occurs at angle across the bone

A

oblique fracture

13
Q

location of the ethmoid bone

A

behind the eyes

14
Q

where are the parietal bones located?

A

central side and upper back

15
Q

scientific name for the knee cap

A

patella

16
Q

skull bones are united by what structure?

A

suture

17
Q

soft spot of an infants skull

A

anterior fontanel

18
Q

creates the elbow, socket of the ulna

A

olecranon

19
Q

two relatively flat bone surfaces slide over each other with little change in the joint angle

A

gliding joint

20
Q

similar to condyloid joint, but deeper and allowing greater range of motion

A

saddle joint

21
Q

what make up the shoulder girdle?

A

the clavicle and the scapula

22
Q

inflammation of the joints

A

arthritis

23
Q

bacteria infect a joint

A

septic arthritis

24
Q

the socket of the hipbone, femur attaches

A

acetabulum

25
Q

what bone contains the foramen magnum?

A

occipital bone

26
Q

functions of the muscular system?

A

movement of skeleton, maintenance of posture, generation of heat.

27
Q

fasicle

A

a bundle of structures, such as nerve or muscle fibers

28
Q

what does the masseter muscle do?

A

closes jaw

29
Q

what does the buccinator muscle do?

A

allows you to whistle, helps in eating

30
Q

muscles that move the head?

A

sternocleidomastoid and partly trapezius

31
Q

a muscle that moves a body part is called a

A

levator , producing upward movement

32
Q

prime mover

A

flexion

33
Q

_____ muscles perform, or help perform, the same set of joint motion as the agonists. _____ muscles act on movable joints

A

synergist

34
Q

primary flexor of the forearms

A

brachialis

35
Q

motor unit is made up of

A

a single neuron and all the muscle fibers it stimulates constitute

36
Q

produced in the muscle tissues during strenuous exercise

A

lactic acid

37
Q

no change in muscle length but increase in muscle tension

A

isometric contraction

38
Q

stores oxygen

A

myoglobin

39
Q

what movement does the hamstring muscle group help with?

A

flexes leg at knee; extends and rotates thigh at hip

40
Q

what is the ion that binds to the troponin/ troponyosin complex?

A

calcium