Anatomy
The I band in a sarcomere is made up of ____?
a. Myosin
b. Actin
c. Actin and Myosin
d. Tropomyosin
e. Troponin
What is "actin"?
During what stage of the Cardiac cycle will the first heart sound (S1) most likely be heard?
A) Isovolumetric Ventricular Contraction
B) Late Diastole
C) Isovolumetric Ventricular relaxation
D) Ventricular ejection
What is "Isovolumetric Ventricular Contraction"?
Which of the following cleaves PIP2 to generate IP3 and DAG?
a) Phosphokinase C
b) Phospholipase C
c) Lipokinase
d) Phosphodiesterase C
What is "Phospholipase C"?
True or False: Maskin proteins prevent mainly mRNA polyadenylation?
What is "true"?
True or False: Psychotherapy is not used to treat the primary symptoms of Bipolar 1?
What is "True"?
The membrane that is the closest to the individual muscle fiber is the _____?
a. Perimysium
b. Tendon
c. Fascicle
d. Ligament
e. Myocyte
What is "endomysium"?
Which of the following is NOT an effect of a Beta-2 receptor?
a. Bronchial Dilation
b. Vasodilation
c. Vasoconstriction
d. Lower uterine tone
What is "Vasoconstriction"?
Under which of the following conditions will hemoglobin bind less oxygen?
A. The pH increases from 7.0 to 7.2
B. The oxygen pressure increases
C. The concentration of carbon dioxide increases
D. The BPG is removed
E. None of the above
What is "The concentration of carbon dioxide increases"?
At what stage in differential mRNA polyadenylation does immediate translation occur?
a. After oocyte maturation/fertilization and oocyte growth
b. During oogenesis and oocyte growth
c. During oogenesis and cleavage
d. After oocyte maturation/fertilization and cleavage
What is "During oogenesis and oocyte growth"?
Hypomanic episodes must last for at least how long?
a. 48 hours or less
b. 1 week or more
c. 4 days or more
d. 30 days or more
What is "4 days or more"?
A group of skeletal muscle fibers is called?
What is "Fascicle"?
Phenylephrine is an Alpha-1 agonist, which of the following is likely an effect of phenylephrine?
a. Vasoconstriction
b. Bronchial dilation
c. Lower insulin release
d. Increased vascular contractility
What is "Vasoconstriction"?
Which of the following is not a G-protein coupled receptor?
a) Glycine receptor
b) Adrenergic receptor
c) Glutamate receptor
d) Muscarinic receptor
What is "Glycine receptor"?
Which of the following is responsible for RNA binding in the DICER protein?
a) DEAD box helicase domain
b) RNaseIII
c) DRBD
d) PAZ
e) NLS
What is "PAZ"?
A 43-year male is undergoing treatment for his major depressive disorder. The treatment induces seizures and has potential fast acting reversal of mood episode. What treatment is this patient undergoing?
A. Vagus Nerve Stimulation (VNS)
B. Antidepressant medication
C. Electroconvulsive Therapy (ECT)
What is "Electroconvulsive Therapy (ECT)"?
A decrease in both size and number of cells is referred to as what?
a. Atrophy
b. Hyperplasia
c. Hypertrophy
d. Movement
What is "Atrophy"?
Which of the following lead placements would give the maximal deflection with regards to the ECG: Einthoven Method?
What is "lead 2"?
Which of the following statements describes the oxygen binding curve of hemoglobin?
A. Each of the four oxygen bind with equally
B. The binding of the first oxygen molecule enhances the binding of the other three oxygen molecules
C. The binding of the first oxygen molecule makes the binding of the other three oxygen molecules more difficult
D. The binding of the first oxygen molecule has no effect on the binding of the remaining three oxygen molecules
E. Each successive oxygen bound makes the remaining sites less likely to bind oxygen
What is "The binding of the first oxygen molecule enhances the binding of the other three oxygen molecules"?
Which of the following regulates gene expression by forming condensed DNA?
a) RNA binding protein
b) Histone acetyl transferase (HAT)
c) siRNA
d)miRNA
e)rasiRNA
What is "rasiRNA"?
A 8 year old female is seen at the clinic who is angry every day and has severe temper outburst 4 times every week. She appears this way in all environment and her reaction is always inappropriate to the situation. What type of disorder does this patient have?
A) Major Depressive Disorder (MDD)
B) Disruptive Mood Dysregulation Disorder (DMDD)
C) Persistant Depressive Disorder (PDD)
What is "Disruptive Mood Dysregulation Disorder (DMDD)"
Which characteristics would best describe a skeletal muscle?
a. Voluntary, elongated cylindrical cells with no junctions
b. Voluntary, elongated cylindrical cells with gap junctions
c. Voluntary, Branched cylindrical shaped with intercalated discs
d. Involuntary, Spindle shaped cells with gap junctions
What is "Voluntary, elongated cylindrical cells with no junctions"?
Which of the following ion channels bring the membrane potential to threshold (-40 mV) during Phase 4 of the pacemaker potential graph?
What is "ICa2+ channels"?
Hormones that have intracellular receptors tend to be ____ compared to those that have cell membrane receptors?
a) Larger
b) Charged
c) Amino acid derivatives
d) Proteins
e) Hydrophobic
What is "Hydrophobic"?
Which of the following is incorrect about miRNA?
a) Pri-mRNA is exported to the cytoplasm by Exportin 5
b) Pre-mRNA is processed by Dicer
c) Pri-mRNA has stem-loop regions that are cleaved by Dicer
d) Pri-mRNA has stem-loop regions that are cleaved by Drosha
e) Dicer is an endoribonuclease (a helicase with an RNase motif)
What is "Pri-mRNA has stem-loop regions that are cleaved by Dicer"?
A 32-year-old male patient is seen for his concern for major depressive episodes with symptoms of weight gain, sleep increase, mood reactivity and feel like heavy lead like paralysis. Which of the MDD specifiers does this patient have?
A) MDD with Atypical Features
B) MDD with Melancholic Features
C) MDD with Mood Incongruent Psychotic Features
What is "MDD with Atypical Features"?