Part 3 Flashcards
What is the action called when one or several muscles help the prime mover in a particular action over a joint?
a) resistance
b) synergy
c) fizxation
d) isotonic
b) synergy
whether or not two muscles are synnergistic depends on the motion
One of the attachments of the semitendinosus is the
a) linea aspera
b) femur
c) ischial tuberosity
d) trochanter
c) ischial tuberosity (origin)
part of the hamstring group: biceps femoris, semitendinosus, and semimembranosus
insertion: Proximal end of tibia
innervation: sciatic nerve
The origin of the sartorius is the
a) tibia
b) trochanter
c) anterior inferior iliac spine
d) anterior superior iliac spine
d) anterior superior iliac spine (asis)
flexes, adducts, and rotates the hip
insertion: tibia
In rotations of the neck, the SCM contracts in the opposite direction. This movement is called
a) ipsilateral
b) contralateral
c) medial rotation
d) anterior rostral
b) contralateral
A muscle which moves the arm in hyperextension of the shoulders is the
a) infraspinatus
b) latissiums dorsi
c) trapezius
d) subscapicularis
b) latissimus dorsi
What makes up a motor unit?
a) 2 anterior horns and and 1 motor fiber
b) 1 neuron, 1 anterior horn, and 1 motor fiber
c) 1 posterior horn and 1 motor fiber
d) 1 motor axon and the muscle fibers it innervates
d) 1 motor axon and the muscle fibers it innervates`
Hemoglobin is located in
a) red blood cells
b) white blood cells
c) thrombocytes
d) platelets
a) red blood cells
What is the lowest area in the abdomen?
a) pelvis
b) tailbone
c) inguinal region
d) peritoneum
c) inguinal region
Where is the origin of the semitendinosus
a) linea aspera
b) ischial tuberosity
c) femur
d) trochanter
b) ischial tuberosity
The talus connects what bones?
a) tibia, fibula, calcaneus, cuboid
b) tibia, fibula, navicular
c) tibia, fibula, calcaneus, navicular
d) tibia, fibula, cuboid, navicular
c) tibia, fibula, calcaneus, navicular
The descending colon at its distal end connects to the
a) sigmoid colon
b) rectum
c) transverse colon
d) cecum
a) sigmoid colon
When you wave your hand in a raised position sideways, as in saying goodbye, what is this movement?
a) abduction
b) circumflexion
c) adduction
d) extension
a) abduction
What muscle reaches from the pubic bone to the thorax?
a) rectus thoracis
b) rectus abdominis
c) transversalis of fascia
d) obliques
b) rectus abdominis
At what structures in the lungs does gas exchange occur?
a) bronchi
b) alveoli
c) venules
d) anterioles
b) alveoli
The axial skeleton includes
a) head and vertebrae
b) arms
c) thighs and legs
d) hands and feet
a) head and vertebrae
What forward movement of the jaw is parallel to the ground?
a) Hyperextension
b) protraction
c) depression
d) supination
b) protraction
Drop foot is a condition caused by paralysis of what nerve?
a) tibial
b) deep peroneal
c) musculocutaneous
d) femoral
d) femoral
The heart and lungs are supplied by what nerve?
a) phrenic
b) trigeminal
c) circumflex
d) pneumogastric
d) pneumogastric (aka vagus)
The head is located in what region?
a) temporal
b) plural
c) frontal
d) umbilical
c) frontal
The tissue that contains fat cells, blood vessels, hair follicles and nerve endings is called
a) reticular layer
b) myofascia
c) epidermal layer
d) epicardial
a) reticular layer (part of the dermis)
The first cranial neve supplies the sense of
a) sight
b) touch
c) taste
d) smell
d) smell
The underlying layer of skin is
a) epidermis
b) dermis
c) stratum corneum
d) papillae
b) dermis
Gluteus medius and obturator externus are in the
a) back
b) thigh
c) hip
d) neck
c) hip
gluteus medius = ilium to proximal femur
obturator medius = pelvis to femur
The muscle that flexes the little finger is
a) flexor digitorum
b) flexor digitorum profundus
c) flexor digiti minimi
d) flexor pollicis brevis
c) flexor digiti minimi
The major muscle that holds the head erect is
a) latissimus dorsi
b) sternocleidomastoid
c) erector spinae
d) brachialis
b) sternocleidomastoid