Flashcards Page 12

Each water molecule is joined to _____ other water molecules by ____ bonds. “The Polarity of Water” a water molecule is joined to four other water molecules by hydrogen bonds. a.two … polar covalent b.two … hydrogen —c.four … hydrogen d.four … polar covalent e.three … ionic The unequal sharing of electrons within a water…

Ascending signals in the spinal cord travel via gray matter, while descending signals travel via white matter. FALSE “The anterior horn contains motor neurons that affect the axial muscles while the posterior horn receives information regarding touch and sensation.” Ascending tracts carry sensory signals up the spinal cord, descending tracts carry motor impulses down. Gray…

A sculpture intended by the artist to move is called ________ sculpture. a. a kineticb. an armaturec. a motion-detector d. a fluted A. Kinetic All sculptures have this characteristic in common: a. they exist in three-dimensional spaceb. they are made of solid materialsc. they are meant to last for many years d. they are created…

Metals are both good heat and electrical conductors due to looseness of outer electrons in metal atoms. A good heat conductor poor insulator. A poor conductor of heat is a good insulator Your toes feel warmer on a rug than on a tile floor because the rug is a better insulator than tile If you…

whatever performs the functions of money extremely well is considered to be money. To say money is socially defined means that: .a monetary unit for measuring and comparing the relative values of goods. When economists say that money serves as a unit of account, they mean that it is: 45 percent of the U.S. M1…

The somatic nervous system (from the Greek soma – body) is a part of the human nervous system, which is a combination of afferent (sensory) and efferent (motor) nerve fibers that innervate muscles (skeletal in vertebrates), skin, joints. The somatic system is a part of the peripheral nervous system that delivers motor (motor) and sensory…

When you go to pick strawberries, you are easily able to separate the ripe red berries from the green foliage, the white blossoms and the green, still-forming berries. This has led to the suggestion that _____.​ color vision may have evolved for the express purpose of detecting fruit Uchikawa et al. demonstrated how _____ can…

EXAM #1 EXAM #1 Incompatibility of one person’s blood with another results from the action of plasma anitbodies against the RBC’s antigens A. True B. False A. True An increased erythropoietin (EPO) output by the kidneys would lead to all of the following except: A. increased hypoxemia B. increased blood osmolarity C. increased RBC production…

1) The spinal cord is part of the ________ nervous system. A) peripheral B) somatic C) central D) autonomic E) afferent C) central 2) The ________ is a strand of fibrous tissue that provides longitudinal support to the spinal cord as a component of the coccygeal ligament. A) conus medullaris B) filum terminale C) cauda…

Which of the following is NOT an autonomic nervous system (ANS) effector? skeletal muscle Which of the following is NOT associated with the parasympathetic division of the autonomic nervous system (ANS)? emergency action Which autonomic neurons release norepinephrine as a neurotransmitter? sympathetic postganglionic neurons Conduction through the autonomic efferent chain is faster than conduction in…