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Exam (elaborations) BIO 181 General biology $11.49
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Exam (elaborations) BIO 181 General biology

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Exam (elaborations) BIO 181 General biology Exam (elaborations) BIO 181 General biology Exam (elaborations) BIO 181 General biology Exam (elaborations) BIO 181 General biology

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  • December 18, 2024
  • 38
  • 2024/2025
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BIOL115

“Come all for this greatness”




The building blocks of all matter are known as?

answer>>atoms

Hematopiosis or blood cell formation is a function of what body system?

answer>>skeletal

The system that controls and coordinates the body through hormones is the?

answer>>endocrine system

What is the major function of the urinary system?

answer>>eliminate nitrogen-containing metabolic wastes from the body

Which of the following is NOT a necessary life function:
maintaining boundaries
movement
responsiveness
nutrients
metabolism

answer>>nutrients

Which of the following systems is matched most accurately to the life function it provides:
integumentary system - movement
nervous system - excretion
muscular system - maintaining boundaries
nervous system - responsiveness
respiratory system - digestion

answer>>nervous system - responsiveness

,What is the correct order of elements in a control system?

answer>>stimulus, receptor, afferent pathway, control center, efferent pathway, effector, response

What element of a control system detects a change?

answer>>receptor

What do positive feedback systems do?

answer>>operate in such a way that the initial stimulus is enhanced and increases

When correctly situated in anatomical position, where are your feet in relation to your knees?

answer>>distal

Which of the following orientation terms have opposite meanings (in humans):
superficial and proximal
distal and proximal
medial and distal
medial and anterior
posterior and intermediate

answer>>distal and proximal

Which of these body regions is located on the anterior side of the body:
popliteal
sternal
lumbar
gluteal
occipital

answer>>sternal

Which type of section could be used to separate the thoracic cavity from the abdominopelvic cavity?

answer>>transverse

Which of the following contains sodium:
H2O
NaCl
N2
CH4
H2SO4

answer>>NaCl

Which of the following is classified as an inorganic compound:
glucose
triglyceride
water

,protein
steroid

answer>>water

Atomic mass is equivalent to the number of _____ in an atom.

answer>>protons and neutrons

An atom with an atomic number of 14 will have _____ electrons in its valence shell.

answer>>4

An atom with 6 protons, 7 neutrons, and 6 electrons shares four pairs of electrons with four other atoms. This
atom is now considered to be?

answer>>stable

An atom has 6 protons, 8 neutrons, and 6 electrons. Its atomic mass is?

answer>>14

An atom that has lost two electrons is called a(n)?

answer>>cation

The subatomic particles that are responsible for the chemical behavior of atoms are the?

answer>>electrons

When a pair of electrons is shared equally between two atoms, the bond formed is called a(n)?

answer>>nonpolar covalent bond

In the chemical reaction, HCl + NaOH ® H2O + NaCl, the chemical NaOH is considered to be:
water
base
product
acid
salt

answer>>base

The reaction sucrose + water ® glucose + fructose is an example of a(n):
double replacement reaction
synthesis reaction
decomposition reaction
neutralization reaction
anabolic reaction

answer>>decomposition

, Hydrogen bonding between water molecules is responsible for?

answer>>surface tension

Which of the following is an example of an inorganic molecule:
a fatty acid
an amino acid
cholesterol
hydrochloric acid
RNA

answer>>hydrochloric acid

T or F
The highest level of structural organization in humans is the organ level.

answer>>False

T or F
The lymphatic system collects fluids leaked by the cardiovascular system and returns them to the bloodstream.

answer>>true

T or F
The maintenance of boundaries between the internal organs of the body and the outside world is achieved by the
endocrine system.

answer>>False

T or F
Most homeostatic control mechanisms are negative feedback reactions.

answer>>true

T or F
The heel of the foot constitutes the plantar region

answer>>false

T or F
The thoracic cavity is separated from the abdominopelvic cavity by the diaphragm.

answer>>true

T or F
Transverse or horizontal sections divide the body into anterior and posterior parts.

answer>>false

T or F
The number of protons in an atom equals the atomic number for that element.

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