A&P Quiz 7

Question 1

Which head of BICEPS FEMORIS is the DEEPEST?

Answer 1

Short Head

Question 2

What are the Hamstring muscles?

Answer 2

Lateral: Biceps Femoris
Middle: Semitendinosus
Medial: Semimembranosus

Question 3

What is the origin/proximal of biceps femoris

Answer 3

LH: Ischial Tuberosity (superficial)
SH: Linea Aspera (deepest)

Question 4

What is the Insertion/Dorsal of Biceps Femoris

Answer 4

Head of Fibula

Question 5

What are the Actions of Biceps Femoris

Answer 5

Both heads:
Flexion of the knee (tibiofemoral joint)
LH: Extension of the hips (Acetabulofemoral joint)

Question 6

Origin/Proximal of Semitendinosus

Answer 6

Ischial Tuberosity

Question 7

Semitendinosus is attached to the

Answer 7

“goose foot” - Pes Anserinus

Question 8

Insertion/Dorsal of Semitendinosus

Answer 8

The proximal shaft of the Anterior Tibia - Pes Anserines

Question 9

What is the Origin/Proximal of Semimembranosus

Answer 9

Ischial Tuberosity

Question 10

Insertion/Dorsal of Semimembranosus

Answer 10

Posterior aspect of the medial condyle of the Tibia

Question 11

Sarcolemma

Answer 11

Plasma membrane of a muscle fiber

Question 12

Where are the myofilaments located

Answer 12

Inside the myofibril

Question 13

What is one of the 1st steps of muscle fiber contraction (EXCITATION)

Answer 13

ACh is released and floods the synaptic cleft NMJ

Question 14

What is Eccentric Isotonic Contraction

Answer 14

Movement that results in LENGTHENING of the muscle fibers

Question 15

Know where the Spinous Process of a Vertebra is

Answer 15

Center spiny protrution

Question 16

Know where the Transverse Process is located on a vertebra

Answer 16

Sides - angled protrusions

Question 17

Know the sections of the hip bone

Answer 17

Ilium
Iliac Crest
Ischium
Ischial Tuberosity 
Pubis

Question 18

What is the valley between the Spinous Process and the Transverse Processes

Answer 18

The Lamina Groove

Question 19

How many heads does Triceps Brachii have?

Answer 19

3

Question 20

Which head of Triceps Brachii EXTENDS the shoulder?

Answer 20

LH

Question 21

Intercellular fluid INSIDE the cells is called

Answer 21

Cytosol

Question 22

What is the Origin/proximal of Coracobrachialis?

Answer 22

The Coracoid Process

Question 23

The anterior fibers of Deltoid perform what action at the shoulder?

Answer 23

Medial rotation AND flexion

Question 24

What action do the middle fibers of Deltoid perform at the shoulder?

Answer 24

Abduction

Question 25

What rotation does the posterior deltoid do at the shoulder?

Answer 25

Lateral rotation

Question 26

Posterior fibers of Deltoid have what action in the Saggital Plane

Answer 26

Extension

Question 27

What whole body COMMUNICATING Network communicates mechanical information?

Answer 27

Fibrous Network

Question 28

What muscle does Teres Minor work with?

Answer 28

Infraspinatus

Question 29

Origin of Teres Minor

Answer 29

Upper 2/3 of the lateral border of scapula

Question 30

Insertion/Dorsal of Teres Minor

Answer 30

Greater Tubercle of Humerus

Question 31

What is the name of the rotator cuff muscle on the anterior of scapula?

Answer 31

Subscapularis

Question 32

Insertion/Dorsal of Subscapularis

Answer 32

Lesser Tubercle of Humerus

Question 33

Which layer of skin is avascular?

Answer 33

Epidermis

Question 34

Which layer of skin is deeper: epidermis or dermis?

Answer 34

Dermis

Question 35

What’s the layer that connects skin to deep fascia?

Answer 35

Subcutaneous OR Superficial Fascia OR Hypodermis

Question 36

What’s the CT layer surrounding entire muscle called?

Answer 36

Epimysium

Question 37

What’s the CT layer surrounding Fossicles

Answer 37

Perimysium

Question 38

The wrapping around the fiber cell

Answer 38

Endomycium

Question 39

What are the 2 handcuff muscles

Answer 39

Latissimus Dorsi and Teres Major

Question 40

Do the handcuff muscles go through or over the armpit (axils)

Answer 40

Through

Question 41

What is the name of the muscle cell membrane

Answer 41

Sarcolemma

Question 42

The name of the contractile functional unit in a muscle cell

Answer 42

Sarcomere

Question 43

What portion inside the muscle cell stores calcium

Answer 43

Sarcoplasmic Reticulum

Question 44

What is the Proximal attachment of Teres Major?

Answer 44

Inferior angle of scapula