BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332

Solutions

Chapter
Section
BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332
Textbook Problem
1 views

Pharyngeal arches of a human embryo will later develop into ________.

  1. a. gills
  2. b. lungs
  3. c. structures of the head and neck

Summary Introduction

Concept introduction: Pharyngeal arches are the characteristic features of chordates. In fishes and tadpoles, the pharyngeal arches develop into gills. In higher vertebrates, pharyngeal arches develop into parts of the respiratory system and head.

Explanation

Reason for the correct answer:

By the end of the 4th week, the limb buds and tail are formed. At the end of the 8th week, the embryo loses its tail, and the pharyngeal arches (that will later give rise to the structures of the head and neck) are formed. The pharyngeal tissues have bands of tissue that at the 8th week, forming the pharynx, larynx, face, neck, mouth, and nose that are structures of the head and neck.

Option c. is given as “structures of the head and neck” and pharyngeal arches do give rise to the structures of the head and neck...

Still sussing out bartleby?

Check out a sample textbook solution.

See a sample solution

The Solution to Your Study Problems

Bartleby provides explanations to thousands of textbook problems written by our experts, many with advanced degrees!

Get Started

Additional Science Solutions

Find more solutions based on key concepts

Show solutions add

The top food sources of zinc include a. grapes. b. unleavened bread. c. shellfish. d. potato.

Nutrition: Concepts and Controversies - Standalone book (MindTap Course List)

What is the nucleolus, and what is its function?

Biology: The Dynamic Science (MindTap Course List)