final exam review bsc 2085 UPDATED ACTUAL Questions and
CORRECT Answers
sensory within the spinal cord, which tracts carry info up to the brain?
perineurium within a nerve each fascicle is wrapped in a layer called?
superficial in the spinal cord, where is the white matter in relation to gray matter?
medullary cone the ____________is the tapered end of the spinal cord
meninges the spinal cord and the brain are enclosed in 3 fibrous membranes called?
somatic motor neurons the anterior horns of the spinal cord contain the cell bodies of outgoing _______
_______ _________
central canal the ___________ of the spinal cord contains cerebrospinal fluid
epineurium is the dense irregular connective tissue layer enclosing an entire nerve
cytology scientific study of cells
theodore schwann concluded all animal tissues are made of cells
louis pasteur spontaneous generation, cells only arise from other cells
modern cell theory all organisms are composed of cells and cell products, cells come from pre-
existing cells not from nonliving matter.
atomic mass protons and neutrons
5 seiberts only any more we die
water is polar
200 types how many types of cells in human body?
squamous thin and flat with nucleus creating bulge
polygonal irregularly angulular shapes with 4 or more sides
stellate starlike shape, nervous system
cubodial squarish and about as tall as is wide
, columnar taller than wide
discoid disc shaped, red blood cells
spheroid to ovoid round to oval
fusiform/spindle thick in the middle, tapered toward the ends. smooth muscle
fibrous threadlike shape, skeleton muscle
unit membrane forms border of the cells and many of its organelles
plasma membrane oily film with diverse proteins
98% of molecules in plasma membranes are lipids
75% of membrane lipids are phospholipids
amphiphilic molecules are arranged in a lipid bilayer
hydrophilic phosphate heads face water on each side of membrane
hydrophobic tails
cholesterol 20% of membrane lipids
HDL good cholesterol
LDL bad cholesterol
glycoproteins 5% of the membrane lipids contributes to glycocalyx
robert hook inventor of the microscope
peripheral proteins adhere to one face of the membrane
transmembrane proteins proteins with pores that allow water and dissolved ions to pass through
membrane, bind to pumps
ligand gate chemically regulated gate
mechanical gate with pressure or vibration the gates open
voltage gate electronically opened gate (action potential)
microvilli extensions of plasma membrane that serve primarily to increase a cell's surface
area
CORRECT Answers
sensory within the spinal cord, which tracts carry info up to the brain?
perineurium within a nerve each fascicle is wrapped in a layer called?
superficial in the spinal cord, where is the white matter in relation to gray matter?
medullary cone the ____________is the tapered end of the spinal cord
meninges the spinal cord and the brain are enclosed in 3 fibrous membranes called?
somatic motor neurons the anterior horns of the spinal cord contain the cell bodies of outgoing _______
_______ _________
central canal the ___________ of the spinal cord contains cerebrospinal fluid
epineurium is the dense irregular connective tissue layer enclosing an entire nerve
cytology scientific study of cells
theodore schwann concluded all animal tissues are made of cells
louis pasteur spontaneous generation, cells only arise from other cells
modern cell theory all organisms are composed of cells and cell products, cells come from pre-
existing cells not from nonliving matter.
atomic mass protons and neutrons
5 seiberts only any more we die
water is polar
200 types how many types of cells in human body?
squamous thin and flat with nucleus creating bulge
polygonal irregularly angulular shapes with 4 or more sides
stellate starlike shape, nervous system
cubodial squarish and about as tall as is wide
, columnar taller than wide
discoid disc shaped, red blood cells
spheroid to ovoid round to oval
fusiform/spindle thick in the middle, tapered toward the ends. smooth muscle
fibrous threadlike shape, skeleton muscle
unit membrane forms border of the cells and many of its organelles
plasma membrane oily film with diverse proteins
98% of molecules in plasma membranes are lipids
75% of membrane lipids are phospholipids
amphiphilic molecules are arranged in a lipid bilayer
hydrophilic phosphate heads face water on each side of membrane
hydrophobic tails
cholesterol 20% of membrane lipids
HDL good cholesterol
LDL bad cholesterol
glycoproteins 5% of the membrane lipids contributes to glycocalyx
robert hook inventor of the microscope
peripheral proteins adhere to one face of the membrane
transmembrane proteins proteins with pores that allow water and dissolved ions to pass through
membrane, bind to pumps
ligand gate chemically regulated gate
mechanical gate with pressure or vibration the gates open
voltage gate electronically opened gate (action potential)
microvilli extensions of plasma membrane that serve primarily to increase a cell's surface
area
