Muscle System
When a muscle has experienced atrophy, the muscle gets:
A. Gets stronger and larger
B. Gets more defined
C. Gets weaker and smaller
D. Gets more flexible
What is weaker and smaller.
What connects 2 or more bones to a joint?
A. Ligament
B. Tendon
C. Muscle
D. Neuron
What is a ligament.
What conducts impulses associated with the sense of smell?
A. Optic
B. Oculomotor
C. Ophthalmic
D. Olfactory
What is the Olfactory.
The shaft of a hair is composed of:
A. dead dermal cells
B. living epidermal cells.
C. dead epidermal cells.
D. living dermal cells.
What is dead epidermal cells.
What is the name of the protein in oxygenated blood responsible for reddish color?
A. Hemoglobin
B. Myosin
C. Acetylcholine
D. Vitreous humor
What is hemoglobin.
What is responsible for moving the tongue?
A. Hyperdermis
B. Hypoglossal
C. Hypodemic
D. Hyperphilio
What is the hypoglossal.
What is the longest bone in the body and where is it located?
A. the humerus found in the leg.
B. the humerus found in the arm.
C. The femur found in the leg.
D. The ulna found in the leg.
What is femur located in the leg.
What conducts impulses associated with the sense of vision?
A. Olfactory
B. Optic
C. Ophthalmic
D. Oculomotor
What is optic.
The epidermal ridges are another name for;
A. Finger nails on the nail bed
B. Finger folds
C. Finger prints
D. Finger lunula (half-moon)
What are finger prints.
What are the 2 different categories of senses?
What is general and special.
Myofibrils are composed primarily of:
A. troponin and tropomyosin
B. perimysium and endomysium
C. ATP and ADP
D. actin and myosin
What is actin and myosin.
The electrical impulse that triggers a contraction travels deep into a skeletal muscle fiber by means of
A. Transverse tubules
B. Sarcoplasmic reticulum
C. motor end plates
D. gap junctions
What is Transverse tubules.
Neurotransmitter molecules are stored in vesicles within
A. Myofibrils
B. motor neuron endings
C. motor units
D. motor end plates
What is motor neuron endings.
The skin does all, but;
A. retards water loss from deeper tissues.
B. protects gland and muscles.
C. regulates body temperature.
D. Synthesizes vitamin D.
What is protects gland and muscles.
Melanin gives our skin color and is produced by what?
A. Melanocytes
B. Melanocrine
C. Meleoplasts
D. Melanoplasts
What are melanocytes.
What produces muscle contractions?
A. Actin
B. Myosin
C. Acetylcholine
D. Substance P
What is myosin.
What is the main source for producing strong bones?
A. Calcium
B. Myosin
C. Vitamin D
D. A and C
E. None of the above
What is A and C.
Identify which structures carry sensory information to the brain.
A. Spinal nerves
B. Ascending tracts
C. Descending tracts
D. Reflex arcs
What is ascending tracts.
What is another name for the sweat glands?
A. sudoriferous gland
B. eccrine gland
C. apocrine gland
D. sebaceous gland
What is sudoriferous gland.
Eccrine sweat glands
A. are most common in the armpits and groin.
B. respond primarily to elevated body temperature.
C. respond primarily to emotional stress.
D. usually are associated with hair follicles.
E. are examples of holocrine glands.
What is respond primarily to elevated body temperature.
What is the name of the strongest muscle in the body and where is it located?
A. Deltoids
B. Quadriceps
C. Masseter
D. The Tongue
What is the masseter muscle located in the jaw.
The biggest joint in the body is located where?
A. Knee
B. Vertebrae
C. Elbow
D. Ankle
What is in the knee.
What is the neurotransmitter which produces pain?
A. Substance B
B. Substance G
C. Substance P
D. Substance Y
What is Substance P?
The half moon shaped structure located in the nail bed is called what?
A. Nail bed
B. Luna
C. Cuticle
D. Nail plate
What is the Luna.
Red bone marrow functions in the formation of;
A. Red and white blood cells and platelets
B. White blood cells only
C. Osteocytes
D. Red blood cells only
What is red and white blood cells and platelets.