The Relative Lengths of the Frog and Mouse Branches in the Phylogenetic

question 7

Multiple Choice

The relative lengths of the frog and mouse branches in the phylogenetic tree above indicate that

• A) frogs evolved before mice.
• B) mice evolved before frogs.
• C) the homologue has evolved more rapidly in mice.
• D) the homologue has evolved more slowly in mice.

Understand the use of diluents in preparing IV medications.

Determine safe dosage ranges for pediatric patients and identify when to contact prescribers for clarifications.

Recognize the importance of checking serum levels for drugs with narrow therapeutic indices.

Apply knowledge of BSA in calculating drug dosages for pediatric patients.

---

Definitions:

Recognize Faces

The ability of an individual's brain to identify and remember faces of different people.

Right Hemisphere

The right side of the brain, responsible for spatial abilities, visual imagery, and music perception, often associated with creativity.

Split-Brain Patients

Individuals who have undergone a surgical procedure called corpus callosotomy, which severs the corpus callosum, effectively splitting the brain's hemispheres and sometimes used to treat severe epilepsy.

Corpus Callosum

A large band of neural fibers connecting the two cerebral hemispheres and facilitating interhemispheric communication.