Free Solutions

which statement about plasma is false 

A) Plasma contains regulatory substances used for communication.

B) Dissolved proteins make up 7% of plasma.

C) Ions and nutrients are found in plasma.

D) Plasma is free of waste products. 

all of the following originate from the ischial ramus except 

A) external urethral sphincter

B) coccygeus

C) ischiocavernosus

D) superficial transverse perineal 

a shortage of steroids in the body would result in a shortage of 

A) sex hormones.

B) proteins.

C) plasma membranes.

D) glycogen.

E) sex hormones and plasma membranes. 

which region is only visible on the posterior/dorsal body surface 

A)Frontal

B)Popliteal

C)Femoral

D)Antecubital 

if a few drops of hcl is added to the buffer solution with the following equilibrium, ________. nh4+(aq) + h2o(1) ⇐ h3o+(aq) + nh3(aq) 

A) the concentrations of both NH3 and NH4+ decrease

B) the concentrations of both NH3 and NH4+ increase

C) the concentration of NH3 increases but NH4+ decreases

D) the concentration of NH3 decreases but NH4+ increases 

which of the following is true regarding bone remodeling? 

A) If osteoblasts are more active than osteoclasts, more bone will be resorbed than formed.

B) Osteoblasts function to break down bone.

C) Bone remodeling can occur to help us maintain adequate concentrations of calcium and phosphate in our blood.

D) Bone remodeling occurs at the same rate in all bones of the body. 

if a person acquires an infection by handling a contaminated telephone, it is termed 

A)an accidental transmission.

B)a common vehicle transmission.

C)an indirect contact transmission.

D)a mechanical transmission.

E)a superficial transmission. 

when cephalopods hatch from their eggs they are 

A)trochophore larvae.

B)glochidial parasites.

C)helpless,sessile larvae that must metamorphose into adult forms.

D)juveniles that resemble small adults.

E)There is much variation and all of the above occur among the various cephalopods 

 wet-nose and cleft upper lip of the _____ does not allow these primates the range of facial expressions and vocalizations observed in the anthropoids. 

A) orangutan​

B) ​lemur

C) ​spider monkey

D) ​gorilla

E) ​human 

most tunicate adults are herbivores 

A) herbivores​

B) ​photoautotrophs

C) ​carnivores

D) ​scavengers

E) filter feeders​