What is the primary purpose of buffers in living organisms?
Which of the following is NOT a result of parasympathetic excitation? elimination of urine salivation increased peristalsis of the digestive viscera dilation of the pupils
Motor unit action potentials (MUAPs) from different motor units tend to have different shapes. True or False True False
Fill in the Blank Question The sister chromatids are separated during square II of melosis.
The kidneys help regulate blood pressure. True False
Which is not a function of the urinary system? Regulation of temperature Regulation of blood volume Regulation of pH of the blood Maintains fluid balance
List and describe 4 components of innate or nonspecific immunity.
True or False Question True or false: Smooth muscle tends to contract in response to being stretched. True False
What two hormones are involved in regulating the blood calcium level? renin and PTH aldosterone and PTH calcitonin and renin PTH and calcitonin renin and aldosterone
Which bones develop by intramembranous ossification? the skull the fingers the long bones of the arms the ribs the long bones of the leg
Select the correct answer. Which of the following phrases best explains the role of a habitat? A. provides interactions with other organisms B. provides water C. provides a place to reproduce D. provides a place to live
Which type of membrane protein moves sodium and potassium through the nerve cell membrane? Junction protein Transport protein Receptor protein Channel protein Enzymatic protein Cell recognition protein
Multiple Select Question Select all that apply Choose all that result from contraction of the lateral muscle of the thigh. abduction of the thigh lateral rotation of the thigh extension of the thigh adduction of the thigh medial rotation of the thigh
Match the Process to the Pool Movement Carbon Moves From -To __ Atmosphere __ __ Bioshpere __ __ __ __ __ Process Photosynthesis Respiration Decomposition Fossil Fuel Combustion __ __
The kidney is associated with which system? A. Endocrine system B. Cardiovascular system C. Skeletal system D. Respiratory system E. Nervous system
What is the direct effect of: Decreased ADH Only CO increases Only CO decreases Only BP increases Only BP decreases Both CO and BP increase Both CO and BP decrease
What are the four phases of a typical bacterial growth curve in order? Exponential, Lag, Death Stationary Lag, Exponential, Stationary, Death Death, Lag, Exponentlal, Stationary $Lag,$ Stationary, Death,Exponential
8. Oxygenated blood from the lungs enters the heart at the: a. left ventricle b. right ventricle c. left atrium d. right atrium
Bacteria that grow optimally at pH levels below 5 are classified as: Neutrophiles Alkaliphiles Acidophiles Halophiles
Which group of bacteria can survive and grow at temperatures below $15^{\circ }C$ Thermophiles Psychrophiles Mesophiles Hyperthermophiles
