957469
Pregunta 1
Pregunta
What causes fatigue during sustained maximum contraction?
Respuesta
-
Loss of Potassium ions.
-
Loss of Sodium ions.
-
Buildup of lactic acid in the muscle.
-
Lack of Creatine Phosphate.
Pregunta 2
Pregunta
What is the cause of fatigue in muscles during rhythmic contraction?
Respuesta
-
Loss of Potassium ions.
-
Loss of Sodium ions.
-
Buildup of lactic acid in the muscle.
-
Lack of Creatine Phosphate.
Pregunta 3
Pregunta
Which is the fastest type of muscle contraction?
Respuesta
-
Twitch
-
Treppe
-
Cramp
-
Tetanus
Pregunta 4
Pregunta
Which muscle contraction is smooth, sustained, and increasing in strength?
Respuesta
-
Twitch
-
Treppe
-
Cramp
-
Tetanus
Pregunta 5
Pregunta
Which type of muscle contraction involves repeated contractions with progressively increasing intensity?
Respuesta
-
Twitch
-
Treppe
-
Cramp
-
Tetanus
Pregunta 6
Pregunta
Which of the following muscle types are striated?
Respuesta
-
Skeletal
-
Smooth
-
Cardiac
Pregunta 7
Pregunta
This type of muscle is found in tubular organs and passes impulse from cell-to-cell.
Respuesta
-
Skeletal
-
Smooth visceral
-
Smooth multiunit
-
Cardiac
Pregunta 8
Pregunta
This muscle type requires individual cell impulses and is found in blood vessels and in the iris and arrector pili.
Respuesta
-
Skeletal
-
Smooth visceral
-
Smooth multiunit
-
Cardiac
Pregunta 9
Pregunta
EVERY muscle has the following:
Respuesta
-
Origin
-
Antagonist
-
Insertion
-
Synergist
-
Controlling nerve
-
Action
-
Desire to be loved
Pregunta 10
Pregunta
Slow twitch muscle fibers have which of the following?
Respuesta
-
Type I label
-
Type II label
-
Relatively light colored
-
Relatively dark colored
-
Lots of mitochondria
-
Myoglobin
-
Relatively thick
-
Ferment often
Pregunta 11
Pregunta
Which of the following is characteristics of fast-twitch muscle fibers?
Respuesta
-
Light colored
-
Have Myoglobin
-
Are relatively thin
-
Use the electron transport chain often
Pregunta 12
Pregunta
The sarcolemma releases Calcium to allow for muscle contraction
Respuesta
- True
- False
Pregunta 13
Pregunta
Which enzyme is responsible for ending the motor nerve impulse that reaches the muscle?
Respuesta
-
Glutathione peroxidase
-
Hexose isomerase
-
Rubisco
-
Acetylcholinesterase
Pregunta 14
Pregunta
Which are characteristics of muscle?
Respuesta
-
Elasticity
-
Durability
-
Integrity
-
Contractability
-
Extensibility
-
Sense and Sensibility
-
Irritability
-
Futility
Pregunta 15
Pregunta
The buildup of uric acid in joints is called...
Respuesta
-
Osteoarthritis
-
Gouty arthritis
-
Rheumatoid arthritis
-
Ketoacidosis
Pregunta 16
Pregunta
Which disease is an autoimmune disorder?
Respuesta
-
Osteoarthritis
-
Gouty arthritis
-
Rheumatoid arthritis
-
Ketoacidosis
Pregunta 17
Pregunta
Athletes most often suffer from which condition?
Respuesta
-
Osteoarthritis
-
Gouty arthritis
-
Rheumatoid arthritis
Pregunta 18
Pregunta
Endocrine glands release their products into the bloodstream.
Respuesta
- True
- False
Pregunta 19
Pregunta
Which are advantages of endocrine hormonal control?
Respuesta
-
Extended duration of effect
-
Fast-acting physiological response
-
Localized messages
-
Broad area of effect
Pregunta 20
Pregunta
Steroids are water soluble molecules that activate a second messenger inside the cell.
Respuesta
- True
- False
Pregunta 21
Pregunta
Steroids are lipid soluble molecules that enter the cell and alter transcription.
Respuesta
- True
- False
Pregunta 22
Pregunta
The adenohypophysis makes which of the following hormones?
Respuesta
-
Sex hormones
-
ACTH
-
OT
-
TSH
-
STH
Pregunta 23
Pregunta
The anterior pituitary makes which of the following hormones?
Respuesta
-
OT
-
PRL
-
LH
-
Insulin
-
FSH
Pregunta 24
Pregunta
Aldosterone is what kind of molecule?
Respuesta
-
Sex hormone
-
Mineralocorticoid
-
Glucocorticoid
-
Polypeptide
Pregunta 25
Pregunta
Cortisol does which of the following?
Respuesta
-
Lower fatty acid and amino acid levels in the blood
-
Raise fatty acid and amino acid levels in the blood
-
Up-regulate glycolysis
-
Begin the immune response
Pregunta 26
Pregunta
Which is an example of a glucocorticoid?
Respuesta
-
Aldosterone
-
Cortisol
-
Insulin
-
Progesterone
-
Calcitonin
Pregunta 27
Pregunta
Type I diabetes mellitis is cause by an autoimmune response to which cells?
Respuesta
-
alpha cells
-
beta cells
-
delta cells
-
calcitonin-producing cells
-
splinter cells
Pregunta 28
Pregunta
Which glands become less active with age?
Respuesta
-
Thyroid
-
Thymus
-
Pineal
-
Adrenal Medulla
-
Adrenal Cortex
-
Neurohpophysis
Pregunta 29
Pregunta
Which is made by the Thyroid?
Respuesta
-
T-cells
-
Thyroxin
-
T5
-
T-Rex
-
Calcitonin
-
Troponin
Pregunta 30
Pregunta
Which hormone stops the normal menstrual cycle?
Respuesta
-
Progesterone
-
Testosterone
-
Follicle-stimulating hormone (FSH)
-
Chorionic gonadotropin (HCG)
-
Leutenizing hormone (LH)
Pregunta 31
Pregunta
Melatonin is produced by which gland?
Respuesta
-
Adrenal medulla
-
Thyroid
-
Posterior pituitary
-
Pineal
Pregunta 32
Pregunta
Parathyroid hormone does which of the following?
Respuesta
-
Promotes Vitamin D and calcium retention in the kidney
-
Stimulates osteoclasts
-
Causes calcium to be deposited into the bone
-
Stimulates the thyroid hormones
-
Produces calcitonin
Pregunta 33
Pregunta
Hyper-stimulation of the following gland causes Graves' disease.
Respuesta
-
Thyroid
-
Thymus
-
Adrenal Cortex
-
Adrenal medulla
Pregunta 34
Pregunta
A single unit of the Thyroid is a what?
Respuesta
-
Follicle
-
Fascicle
-
Islet
-
Circle
-
Sternocleidomastoid
Pregunta 35
Pregunta
Delta cells release what hormone?
Respuesta
-
Somatostatin
-
Statosoma
-
Statistician
-
Superstition
-
Somastatin
Pregunta 36
Pregunta
Alpha cells produce which of the following:
Respuesta
-
Glucagon
-
Glucose
-
Glycogen
-
Glycosides
-
Sugar
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