A) Insulin and adrenaline B) Thyroxine and vitamin D C) Estrogens and progestogens D) Glucocorticoids and steroids
A) Insulin B) Levothyroxine C) Adrenaline D) Estrogen
A) A deficiency of a hormone B) A completely synthetic hormone derivative C) An amount equal to the body's natural production D) An amount far greater than naturally occurs in a healthy body
A) To suppress inflammation B) To treat diabetes C) To manage hypothyroidism D) To control hormone concentration
A) External stimuli alone B) Environmental temperature C) Gene transcription only D) Hormone concentration
A) No, they increase the probability of an event occurring B) Yes, they directly cause all behaviors C) Yes, they override all external stimuli D) No, they only function as neurotransmitters
A) Behavior is only caused by hormones B) A one-way street C) No relationship exists D) A feedback loop
A) To provide constancy to episodic hormone secretion B) To prevent gene transcription C) To stop the use of medication D) To increase inflammation
A) Hormone concentration must remain constant B) Frequency of behavior should correspond to hormonal source frequency C) Reintroduction of hormone must bring back behavior D) Absence of hormone should cause absence of behavior
A) The system becomes more stable B) A new behavior is created C) The behavior continues indefinitely D) The behavior is not expected to occur
A) A decrease in hormone concentration B) No change in behavior C) The return of the absent behavior D) The permanent suppression of the behavior
A) Insulin equivalents B) Estrogen creams C) Pharmacologic equivalents of adrenaline D) Thyroxine
A) Hypothyroidism B) Hormonal deficiency C) Diabetes D) Autoimmune diseases
A) The number of external stimuli B) The speed of hormone secretion C) The efficiency of hormone receptors D) The type of behavior
A) Progestogens and glucocorticoids B) Steroid and vitamin D creams C) Thyroxine and estrogen D) Adrenaline and insulin
A) 1849 B) 1933 C) 1880 D) 1920
A) Decreased aggression B) Enhanced sexual attraction C) Larger wattles and combs D) Increased crowing frequency
A) The testis failed to function B) The rooster developed abnormal behaviors C) The rooster became sterile but aggressive D) The rooster maintained normal physical anatomy
A) Auxin B) Adrenaline C) Estrogen D) Testosterone
A) Rate of water absorption B) Root system depth C) Genetic inheritance of leaf color D) Movement towards light
A) At the base B) At the tip C) In the roots D) In the middle of the stem
A) Lower down the stem B) At the roots C) In the leaves D) At the tip
A) A transmissible substance B) An electrical impulse C) A heat gradient D) A magnetic field
A) 1920 B) 1880 C) 1933 D) 1849
A) Ethylene B) Testosterone C) Gibberellin D) Auxin
A) Nerve fibers B) Muscle tissues C) Endocrine glands D) Bone marrow
A) Lacrimal gland B) Thyroid gland C) Sweat gland D) Salivary gland
A) Pinocytosis B) Phagocytosis C) Osmosis D) Exocytosis
A) Thyroxine B) Estrogen C) Testosterone D) Insulin
A) Enzyme activation B) DNA replication C) Receptor protein D) Protein synthesis
A) Hormone synthesis B) Membrane breakdown C) Cell death D) A cellular response
A) Latin B) Ancient Greek C) Sanskrit D) Old Norse
A) Insulin B) Prostaglandins C) Auxin D) Ethylene
A) Oestrogen B) Nitric oxide C) Epinephrine D) Insulin
A) Protein degradation B) Photosynthesis C) Gene transcription D) Cell division
A) By binding to intracellular receptors B) By crossing the plasma membrane C) Via second messengers on the cell surface D) By entering the nucleus directly
A) Peptides B) Eicosanoids C) Polyhydroxysteroids D) Amines
A) Eicosanoids B) Steroids C) Prohormones D) Second messengers
A) Via ducts B) Using specialized sweat glands C) Directly into the bloodstream D) Through interstitial spaces
A) Brassinosteroids B) Ethylene C) Epinephrine D) Insulin
A) 1894 B) 1902 C) 1905 D) 1895
A) Ernest Starling B) William Bayliss C) Claude Bernard D) Edward Albert Schäfer
A) Adrenaline B) Secretin C) Estrogen D) Cortisol
A) Starling B) Schäfer C) Oliver D) Bayliss
A) 1894 B) 1902 C) 1905 D) 1895
A) Chemically B) Structurally C) Geographically D) Functionally
A) Only plants B) Multicellular organisms C) Only animals D) Only unicellular organisms
A) Brown algae B) Plants C) Viruses D) Fungi
A) Glycoprotein B) Steroid C) Sesquiterpenoid D) Polypeptide
A) Cyclic AMP B) Glucose C) Sodium ion D) ATP
A) In the extracellular matrix B) Embedded in the cell membrane C) Outside the cell D) Inside the cytoplasm
A) Abscisic acid B) Eicosanoid C) Adrenaline D) Juvenile hormone
A) Intracrine B) Paracrine C) Autocrine D) Endocrine
A) Apoptosis B) Neurotransmission C) Homeostasis D) Metabolism
A) Activate different signal transduction pathways B) Increase cell size indefinitely C) Destroy the hormone D) Stop hormone production
A) Nucleolus B) Plasma membrane C) Golgi apparatus D) Lysosome
A) Genetic modification B) Total removal C) Transformation D) Activation or inhibition
A) Thyroxine B) Cortisol C) Ethylene D) Progesterone
A) Prohormones B) Tropic hormones C) Local hormones D) Antagonists
A) Prohormones B) Tropic hormones C) Effectors D) Antagonists
A) Hormonal signals are much faster. B) They travel at the exact same speed. C) Neural signals are slower. D) Neural signals are much faster.
A) Continuously variable. B) Analog-only. C) Dependent on concentration. D) All-or-nothing (digital).
A) Red blood cells. B) Neuroendocrine cells. C) Only neurons. D) Only endocrine tissue.
A) Regulating neural speed. B) Regulating blood pressure. C) Regulating electrical signals. D) Regulating the metabolic rate. |