[...]
constructor(props){
    super(props);

    this.state = {
      responseImage: [],

    }
   this.responseArray= []
  }


  escolherImagem(){
    const options = {
      title: 'Escolha uma imagem',
      storageOptions: {
        skipBackup: true,
        path: 'images'
      }
    };

    return ImagePicker.showImagePicker(options, (response) => {
      console.log('Response = ', response);

      this.responseArray.push(response);
      console.log('responseArray', this.responseArray)

      this.setState({responseImage: this.responseArray});
      console.log('responseImage', this.state.responseImage)

      if (response.didCancel) {
        console.log('User cancelled image picker');
      }
      else if (response.error) {
        console.log('ImagePicker Error: ', response.error);
        Alert.alert(
          'Erro',
          'Escolha um formado válido de imagem',
          [
            {text: 'OK', onPress: () => false},
          ],
          { cancelable: false }
        )
      }
    });
  }

  chooseImages(){
    return(
      <TouchableHighlight
        style={{marginHorizontal: 15}}
        underlayColor='#f8f8ff'
        activeOpacity = {0.3}
        onPress={() => this.escolherImagem()}
      >
      <Icon name="ios-image" color="#6495ed" size={55} />
    </TouchableHighlight>

    );
  }

  renderImages(){
    return(
      <View style={{flexDirection:'row'}} >
      {this.state.responseImage.map( (imagem, index) => {
        return(
          <View key={imagem.path}>
              <View>
                  /**Deletar Imagem */
                <TouchableHighlight
                  style={{marginHorizontal: 15}}
                  underlayColor='#f8f8ff'
                  activeOpacity = {0.3}
                  onPress={() =>  {
                    this.setState( {responseImage: this.responseArray.splice(index, index)})
                  } }
                >
                  <Icon name="ios-close" color="#6495ed" size={25} />
                </TouchableHighlight>

                <Image
                  style={{width: 100, height: 100, marginHorizontal: 5}}
                  source={{uri: 'data:image/jpeg;base64,' + imagem.data}}
                />
              </View>
            </View>
        );
      })}
      </View>
    );
  }
[...]